# Säure vs Pizza Express Chur

The clearest difference is in-app purchases: Pizza Express Chur at none against Säure's 2. Pizza Express Chur also leads on update cadence (every 6 months vs every 15 months). Säure's advantage is iOS requirement (11.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. Säure sells 2 in-app purchases, starting at $0.99 per month. Pizza Express Chur asks for nothing beyond the download.

Säure ships an update every 15 months, Pizza Express Chur every 6 months. The most recent releases landed on October 13, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Säure | Pizza Express Chur |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/saure-basen-tracker/id1544940161/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 6 months** |
| Monetization | Subscription | — |
| Size | 18 MB | 89 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [eat app live UG (haftungsbeschrankt)](https://appshunter.io/developer/1489848790) | [Umit Aydin](https://appshunter.io/developer/1509552719) |

## What reviewers say

### Säure

[App page](https://appshunter.io/ios/app/saure-basen-tracker/id1544940161)

Track your alkaline diet habits with this app. Easily log individual foods and recipes, or scan barcodes to understand their metabolic impact. It provides a good indicator for self-monitoring your acid-base balance.

**Highlights:** Track alkaline diet habits, Log individual foods and recipes, Scan barcodes for metabolic impact, Free entry for manual logging, Calculate acid-base balance indicator, Uses 'BASISCH LECKER' data

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Vollversion(Abo) für 1 Monate | $0.99 | per month |
| Vollversion (Abo) für 1 Jahr | $9.49 | per year |


### Pizza Express Chur

[App page](https://appshunter.io/ios/app/pizza-express-chur/id6755355137)

**Features:** Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Säure free?

Säure is free to download, with in-app purchases available.

### Is Pizza Express Chur free?

Pizza Express Chur is free to download, with no in-app purchases.

### Do Säure or Pizza Express Chur have ads?

Neither Säure nor Pizza Express Chur shows ads.

### Which is updated more often, Säure or Pizza Express Chur?

Säure ships an update every 15 months, and Pizza Express Chur every 6 months. Most recently, Säure was updated on October 13, 2026 and Pizza Express Chur on October 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*